Application of Solar-Electric Propulsion to Robotic and Human Missions in Near-Earth Space
Author(s) -
Gordon Woodcock,
John Dankanich
Publication year - 2006
Publication title -
nasa sti repository (national aeronautics and space administration)
Language(s) - English
Resource type - Conference proceedings
DOI - 10.2514/6.2006-4464
Subject(s) - aerospace engineering , propulsion , astrobiology , space exploration , electrically powered spacecraft propulsion , ion thruster , earth (classical element) , in space propulsion technologies , space (punctuation) , geocentric orbit , environmental science , aeronautics , computer science , engineering , physics , spacecraft , astronomy , operating system
Interest in applications of solar electric pro pulsion (SEP) is increasing. Application of SEP technology is favored when: (1) the mission is compatible with low -thrust propulsion, (2) the mission needs high total delta V such that chemical propulsion is disadvantaged; and (3) performance enhancement is needed. If all such opportunities for future missions are considered, many uses of SEP are likely. Representative missions are surveyed and several SEP applications selected for analysis, including orbit raising, lunar science, lunar exploration, l unar exploitation, planetary science, and planetary exploration. These missions span SEP power range from 10s of kWe to several MWe. Modes of use and benefits are described, and potential SEP evolution is discussed.
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